Dr. Jonathan John works as a pediatric cardiologist in Tampa, FL, Saint Petersburg, FL, and Port Charlotte, FL. He has a special interest in arrhythmias (irregular heartbeats) and holter monitoring. Dr. John is an in-network provider for Blue Cross Blue Shield EPO, Blue Cross Blue Shield Bronze, and Blue Cross Blue Shield HMO, in addition to other insurance carriers. He graduated from Thomas Jefferson University, Jefferson Medical College. For his professional training, Dr. John completed a residency program at Shands at the University of Florida. His hospital/clinic affiliations include St. Joseph's Hospital, All Children's Hospital, and Lakeland Regional Health (LRH).

Dr. Javier Gonzalez specializes in pediatric cardiology. These areas are among Dr. Gonzalez's clinical interests: arrhythmias (irregular heartbeats) and holter monitoring. Blue Cross Blue Shield EPO, Blue Cross Blue Shield Bronze, and Blue Cross Blue Shield HMO are among the insurance carriers that Dr. Gonzalez honors. He attended medical school at National University of Colombia Faculty of Medicine. For his professional training, Dr. Gonzalez completed residency programs at a hospital affiliated with Medical University of South Carolina and a hospital affiliated with the University of Puerto Rico. He speaks Spanish. His professional affiliations include St. Joseph's Hospital, St. Petersburg General Hospital, and All Children's Hospital.

Dr. Natraj Ballal's specialty is pediatric cardiology. Dr. Ballal (or staff) is conversant in Arabic and Hindi. Areas of particular interest for Dr. Ballal include holter monitoring, pacemaker, and cardiac catheterization. His professional affiliations include St. Joseph's Hospital, South Bay Hospital, and St. Joseph's Women's Hospital. His education and training includes medical school at the University of Mysore and Kasturba Medical College and residency at a hospital affiliated with Wayne State University. He has a 4.0 out of 5 star average patient rating. Dr. Ballal is in-network for several insurance carriers, including Blue Cross Blue Shield EPO, Blue Cross Blue Shield Bronze, and Blue Cross Blue Shield HMO.